Finding the Fourth Proportional to 192,107.69, 264,862.13 and 157,524.99
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Solution
The fourth proportional to 192,107.69, 264,862.13 and 157,524.99 is: 217,182.38
Step by Step Solution
- Step 1: Write the proportion equation
192,107.69 : 264,862.13 = 157,524.99 : x - Step 2: Convert to fraction form
192,107.69/264,862.13 = 157,524.99/x - Step 3: Cross multiply
192,107.69x = 264,862.13 × 157,524.99 - Step 4: Simplify right side
192,107.69x = 41,722,404,379.63 - Step 5: Solve for x
x = 41,722,404,379.63/192,107.69 - Step 6: Final answer
x = 217,182.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.